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Title: A heat engine operating at maximum efficiency has an efficiency of 25%. The temperature of the cold ... Post by: tankster on Feb 24, 2017 A heat engine operating at maximum efficiency has an efficiency of 25%. The temperature of the cold reservoir is 300 K. What is the temperature of the hot reservoir?
A) 350 K B) 375 K C) 400 K D) 450 K E) 500 K Title: Re: A heat engine operating at maximum efficiency has an efficiency of 25%. The temperature of the ... Post by: longhair on Feb 24, 2017 Content hidden
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